Is an analogue only transmitter as accurate as a smart
transmitter?
Answers were Sorted based on User's Feedback
Answer / bala murali/ramesh
It is depending upon the sensor whatever it analog or smart txr.
In smart txr means rerange the txr what range you want upto sensor level.
anlog means fixed range.
Is This Answer Correct ? | 2 Yes | 0 No |
Answer / rezvanian
"smart" means that you have a SIMULTANEOUS analogue signal
and digital communication. So HART is "smart" because it
has 4-20 mA and the Bell 202 modulated communication at the
same time. it can also perform diagnosis. I believe that
its not a communication protocol. Smart transmitters can
use any protocol for communication …
Is This Answer Correct ? | 0 Yes | 0 No |
why we are using digital signals for I/O & how to measure this signals is getting or not ?
What is the relation between electronics & instrumentation
which type of signal used in instrument?
3 Answers Emco, Makson, Sail, TATA,
I want to measure flow by using DP Tx and range is 0 to 1200 Kg/cm2 ?
If you calibrate a pneumatic pressure transmitter, how many adjustments are normally necessary or mandatory?
what is the principle of vibration
how will you check torque value during Factory acceptance Test for control valve/ESD ON/OFF VALE how will you confirm this torque value is being correct, Which document will you be refer.
Tell me the field calibration procedure step by step with diagram of temperature transmitter, temperature indicator, flow indicator, level indicator, control valve, thermocouple, pressure indicator (digital & analogue).
when we calibrate the DP transmitter at that time which matrial we used in pressure pump?
Why use ball valves on Gas pipelines instead of gate & or globe valves...means basic diffrence or use of these valves..how designers knows this type of valve with rating is required...
0 Answers Adgas, GAIL, Oil India, ONGC,
can a control valve works without positioner?why need tunning of c/v?
can you give some devices that measure directly the mass flow rate.